title: The authors reply:.
authors.affiliation: Department of Community Health Sciences, University of Calgary, Calgary, Alberta, Canada.
authors.forename: Tanvir C
authors.initials: TC
authors.lastname: Turin
authors.forename: Brenda R
authors.initials: BR
authors.lastname: Hemmelgarn
mesh_terms: D005260:Female; D005919:Glomerular Filtration Rate; D006801:Humans; D007668:Kidney / Q000503:physiopathology*; D008297:Male; D051436:Renal Insufficiency, Chronic / Q000401:mortality* / Q000503:physiopathology*